[arm64] Implement Float(32|64)(Min|Max) using fcsel.

src/compiler/arm64/instruction-codes-arm64.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_ARM64_INSTRUCTION_CODES_ARM64_H_
 #define V8_COMPILER_ARM64_INSTRUCTION_CODES_ARM64_H_
 
 namespace v8 {
 namespace internal {
 namespace compiler {
@@ skipping 65 matching lines @@
   V(Arm64TestAndBranch)            \
   V(Arm64CompareAndBranch32)       \
   V(Arm64Claim)                    \
   V(Arm64Poke)                     \
   V(Arm64PokePair)                 \
   V(Arm64Float32Cmp)               \
   V(Arm64Float32Add)               \
   V(Arm64Float32Sub)               \
   V(Arm64Float32Mul)               \
   V(Arm64Float32Div)               \
-  V(Arm64Float32Max)               \
-  V(Arm64Float32Min)               \
+  V(Arm64Float32TernaryMax)        \

[Benedikt Meurer, 2015/10/27 19:02:59]

Nit: I'd prefer to keep the FloatXX(Min|Max) names here. That way it is
consistent with the other backends. The Math.min/.max operator can then be
consistently named Float64NanSensitiveMax or something like that.

[jbramley, 2015/10/28 09:42:10]

Acknowledged.

+  V(Arm64Float32TernaryMin)        \
   V(Arm64Float32Abs)               \
   V(Arm64Float32Sqrt)              \
   V(Arm64Float64Cmp)               \
   V(Arm64Float64Add)               \
   V(Arm64Float64Sub)               \
   V(Arm64Float64Mul)               \
   V(Arm64Float64Div)               \
   V(Arm64Float64Mod)               \
-  V(Arm64Float64Max)               \
-  V(Arm64Float64Min)               \
+  V(Arm64Float64TernaryMax)        \
+  V(Arm64Float64TernaryMin)        \
   V(Arm64Float64Abs)               \
   V(Arm64Float64Neg)               \
   V(Arm64Float64Sqrt)              \
   V(Arm64Float64RoundDown)         \
   V(Arm64Float64RoundTiesAway)     \
   V(Arm64Float64RoundTruncate)     \
   V(Arm64Float64RoundUp)           \
   V(Arm64Float32ToFloat64)         \
   V(Arm64Float64ToFloat32)         \
   V(Arm64Float64ToInt32)           \
@@ skipping 46 matching lines @@
   V(Operand2_R_UXTB)  /* %r0 UXTB (unsigned extend byte) */     \
   V(Operand2_R_UXTH)  /* %r0 UXTH (unsigned extend halfword) */ \
   V(Operand2_R_SXTB)  /* %r0 SXTB (signed extend byte) */       \
   V(Operand2_R_SXTH)  /* %r0 SXTH (signed extend halfword) */
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_ARM64_INSTRUCTION_CODES_ARM64_H_